Buffer System

Forward Controls Design Castle Nut CNF - FDE Call us old fashioned, we like our castle nut staked to prevent it from rotating loose on the receiver extension and causing malfunctions.  Army manual calls for the castle nut to be torqued to 38 to...

Forward Controls Design Castle Nut CNF - Black Call us old fashioned, we like our castle nut staked to prevent it from rotating loose on the receiver extension and causing malfunctions.  Army manual calls for the castle nut to be torqued to 38 to...

The LBE .308 Rifle Recoil Buffer is for use with AR-10, LR-308 and SR-25 based platforms with a Rifle Buffer Tube. This is a drop in part with no modifications needed. For use with fixed, non-collapsible stocks only. LBE Unlimited is a leading producer...

The Builder Series AR15 Buffer Tube Assembly is manufactured in-house and finished with hard anodizing for lasting performance. It is billet machined from 6061-T651 aluminum for tighter concentricity than a forging or impact extrusion to reduce potential...

Mil-Spec Receiver Extension / Buffer Tube, 6 PositionThis Battle Arms Development 6 Position Carbine Buffer Tube is constructed from 7075-T6 aircraft-grade aluminum has a hard black anodized finish, will fit all standard AR15/M16/M4 lower receivers, and...

If you're looking to slow down your BCG to ensure proper cycling then choose from one of LBE's three fine Heavy Recoil Buffers (H1" H2" or H3). The correct buffer weight depends on type and length of barrel" gas port size" gas system length" as well as...

LBE Unlimited AR15 Milspec Buffer Tube - Black LBE Unlimited is a quality manufacturer of AR-15 parts and accessories. This particular item is an AR-15 Mil-Spec diameter carbine receiver extension. This buffer tube can be used as a replacement unit or...

CMC AR15 Enhanced Buffer Assembly - Mil Spec Compatible with Mil-Spec AR-15 stocks" this kit contains all the necessary parts to mount a stock assembly onto your lower receiver. Six position AR-15 buffer tube is machined from 7075 T6 aluminum to...

The RE-1 is VLTOR's mil-spec carbine receiver extension tube. The RE-1 features five stock positions" each of which has a corresponding numeral lasered on the top side of the tube for quick visual indexing. These tubes are made from extremely tough...

Luth-AR's 308 Mil-Spec Carbine Buffer Tube Assembly Kit includes recoil buffer components for a new .308 AR build or to convert your current AR to a Mil-Spec carbine buffer tube recoil system. For AR-10 Rifles Kit includes Mil-spec carbine tube" .308...

LBE Unlimited is a quality manufacturer of AR-15 parts and accessories. This particular item is an AR-15 Mil-Spec diameter carbine receiver extension. This buffer tube can be used as a replacement unit or as a spare for a new build. This unit come...

THE LWRC UCIW (ULTRA-COMPACT INDIVIDUAL WEAPON) STOCK SYSTEM SHORTENS THE OVERALL LENGTH OF THE FIREARM BY A FULL INCH" AS COMPARED TO A STANDARD AR. THE STOCK KIT INCLUDES THE STOCK" RECEIVER EXTENSION" INDEX PLATE" BUFFER" RECOIL SPRING AND CASTLE NUT...